ZoomNotes Mobile is an iPhone app which lets you quickly make handwritten notes on virtual paper, on pdf files, and over images. Uniquely, it also lets you zoom in and out without arbitrary limits, an invaluable feature for this sort of app. It has 8 pen types, unlimited paper sizes/styles, unlimited colours and line thicknesses, and a large range of ways to share its documents making ZoomNotes the most versatile handwriting/drawing app....